With over 12 years of dedicated experience in mobile & web app development, I am Andrii Machuskyi, a seasoned Mobile Developer specializing in crafting high-quality mobile applications. My expertise spans across Android, iOS, and cross-platform environments, including Xamarin and React Native. I am proficient in Java, Kotlin, and Swift, ensuring that every application I develop is optimized for performance, scalability, and an exceptional user experience. My approach combines a deep understanding of the latest industry trends and best practices with a commitment to delivering innovative and reliable solutions. Whether you need to build a new app from the ground up, enhance an existing one, or seek ongoing maintenance and support, I am dedicated to helping you achieve your objectives with precision and excellence. Skills: Mobile Development: - Android Development: Expert in Java and Kotlin with comprehensive knowledge of Android SDK, Android Studio, and third-party libraries. Experienced in developing a variety of applications, from small utility apps to complex enterprise solutions. - iOS Development: Proficient in Swift and Objective-C, with a deep understanding of iOS frameworks, Xcode, CoreData, CoreAnimation, and UIKit. I have a track record of delivering highly responsive, visually appealing, and secure iOS apps. - Xamarin: Skilled in Xamarin.Forms and Xamarin.iOS/Android, allowing for the development of cross-platform apps that maintain native performance and user experiences. - React Native: Experienced in building cross-platform applications using React Native, providing a consistent and native-like user experience across both Android and iOS devices. - NativeScript: Expertise in NativeScript for developing truly native mobile applications using Angular, Vue.js, or plain JavaScript, enabling rapid development while maintaining high performance and native capabilities. Programming Languages: - Java & Kotlin: Extensive experience in building Android applications using Java and Kotlin, with a focus on clean code practices, efficient memory management, and optimized performance. - Swift & Objective-C: Strong background in developing iOS applications using Swift and Objective-C, with a deep understanding of Apple's design principles and guidelines. - JavaScript/TypeScript: Proficient in using JavaScript and TypeScript for mobile app development in React Native and NativeScript environments. Development Tools: - Android Studio - Xcode - Visual Studio - Git & GitHub/GitLab - Firebase & AWS - JIRA & Trello UI/UX Design: - Strong understanding of user interface design principles and guidelines for both Android and iOS. - Ability to work closely with designers to translate design mockups into fully functional apps. - Experienced in using design tools like Adobe XD, Figma, and Sketch.